Publishing: National Academy of Science

Published: since 1914

PNAS is one of the world\'s most-cited multidisciplinary scientific serials. It publishes cutting-edge research reports, commentaries, reviews, perspectives, colloquium papers, and actions of the Academy. Coverage in PNAS spans the biological, physical, and social sciences. PNAS Online launched in January 1997 and now receives nearly 6 million hits per month. The site contains the full text, figures, tables, equations, and references of all articles in PNAS dating back to 1990.

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